<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Document</title>
</head>

<body>
  省份<input type="text" name="province" value="浙江省" /> 城市<input type="text" name="city" value="杭州市" />
  <button>测试</button>
  <ul class="list">
    
  </ul>
  <script src="./axios.js"></script>
  <script>
       const province = document.querySelector('input[name=province]')
       const city = document.querySelector('input[name=city]');
        const btn = document.querySelector('button');
        const list = document.querySelector('.list');
        btn.addEventListener('click', function () {
                const pname = province.value
                const cname = city.value
            axios({
              url:'http://ajax-api.itheima.net/api/area',
              method:'GET',
               params:{
                   pname,
                   cname,
               }
            }).then(({data:res}) => {
                 const {data} =res
                list.innerHTML= data.map(item =>{
                  return `<li>${item}</li>`
                 }).join('')
            })
        });
  </script>
</body>
 
</html>